We know for sure that during the holiday weekend, sales will be big, traffic will be heavy, and many, many hot dogs will be eaten. Here's a big roundup of fun factoids about this holiday weekend.

The "original price" is a big fat lie.

Worldwide, kids are pretty darn happy with what they have.

Can you say: price fixing?

Yet again, Trader Joe's has been named as the best supermarket in the land by grocery shoppers, in a survey that factors in cleanliness, service, speed of checkout, and overall value.

Walmart and other merchants are backing a rival to the Apple Pay mobile payment system, but playing catchup will be tough.